{"instruction": "You are an expert in relationship extraction. Please extract relationship triples that match the schema definition from the input. Return an empty list for relationships that do not exist. Please respond in the format of a JSON string.", "schema": ["conjunction", "compare", "used for", "evaluate for"], "input": "The algorithm utilizes both spatial and temporal intensity variation as cues : the former constrains flow and the latter constrains surface orientation ; combining both cues enables dense reconstruction of both textured and texture-less surfaces ."}
{"conjunction": [{"subject": "former", "object": "latter"}], "compare": [], "used for": [{"subject": "spatial and temporal intensity variation", "object": "algorithm"}, {"subject": "cues", "object": "dense reconstruction of both textured and texture-less surfaces"}, {"subject": "former", "object": "flow"}, {"subject": "latter", "object": "surface orientation"}], "evaluate for": []}